Language courses can help you learn grammar, vocabulary development, pronunciation techniques, and conversational skills. You can build skills in writing clearly, understanding cultural nuances, and using language for specific purposes like business or travel. Many courses introduce tools such as language learning apps, online dictionaries, and pronunciation software, which enhance your ability to practice and apply what you've learned in everyday situations.

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Scripting Languages, Scripting, Java, Java Programming, Server Side, Web Applications, Web Components
ā 4.7 (94) Ā· Intermediate Ā· Course Ā· 1 - 4 Weeks

Berklee
Skills you'll gain: Musical Composition, Music Theory, Music, Writing and Editing, Storytelling, Writing, Creativity
ā 4.7 (177) Ā· Mixed Ā· Course Ā· 1 - 3 Months
Stanford Online
Skills you'll gain: Bayesian Network, Applied Machine Learning, Machine Learning Algorithms, Bayesian Statistics, Machine Learning Methods, Markov Model, Statistical Machine Learning, Machine Learning, Network Model, Unsupervised Learning, Statistical Modeling, Model Training, Probability Distribution, Model Optimization, Statistical Methods, Probability & Statistics, Algorithms
ā 4.6 (305) Ā· Advanced Ā· Course Ā· 1 - 3 Months

Duke University
Skills you'll gain: Data Pipelines, Rust (Programming Language), Restful API, Cloud-Based Integration, Amazon Web Services, Cloud Development, Data Structures, Secure Coding, Data Processing, Other Programming Languages, Application Programming Interface (API), Data Manipulation, System Programming, Encryption, Python Programming, Command-Line Interface, Software Testing
ā 3.5 (71) Ā· Intermediate Ā· Course Ā· 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Data Ethics, Unsupervised Learning, Dimensionality Reduction, Responsible AI, Text Mining, Data Preprocessing, Data Transformation, Anomaly Detection, Exploratory Data Analysis, Machine Learning, Scikit Learn (Machine Learning Library), Natural Language Processing, Data Science, Quality Assurance, Data Pipelines, Machine Learning Algorithms, Classification Algorithms, Design Thinking, Python Programming
ā 4.4 (84) Ā· Advanced Ā· Course Ā· 1 - 4 Weeks
Duke University
Skills you'll gain: Data Ethics, Exploratory Data Analysis, Data-Driven Decision-Making, Logistic Regression, Statistical Modeling, R (Software), Web Scraping, Ggplot2, Model Evaluation, Statistical Reporting, Data Visualization Software, Predictive Modeling, Tidyverse (R Package), Data Visualization, Responsible AI, Data Transformation, R Programming, Data Science, Data Wrangling, Version Control
ā 4.8 (47) Ā· Beginner Ā· Specialization Ā· 1 - 3 Months

University of Lausanne
Skills you'll gain: Mergers & Acquisitions, Equities, Tax, Tax Management, Accounting, Accounts Receivable, Fixed Asset, Securities (Finance), Income Tax, Corporate Tax, Inventory Accounting, Standard Accounting Practices, Financial Management, Asset Management, Financial Accounting, Corporate Accounting, Depreciation, Financial Statement Analysis, Corporate Finance, Financial Statements
ā 4.9 (75) Ā· Beginner Ā· Course Ā· 1 - 3 Months

Skills you'll gain: Medication Dispensation, Pharmacist Assistance, Medical Prescription, Pharmacy Operations, Pharmacology, Patient Safety, Pharmacy Information System, Pharmacy, Medication Administration, Pharmaceutical Terminology, Pharmaceuticals, Pediatrics, Intravenous Therapy, Systems Of Measurement, Health Care Procedure and Regulation
ā 4.6 (79) Ā· Beginner Ā· Course Ā· 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, Model Context Protocol, Retrieval-Augmented Generation, Generative Model Architectures, Fine-tuning, Model Deployment, Responsible AI, Load Balancing, Large Language Modeling, Containerization, AI Security, Docker (Software), Model Optimization, Generative AI, Model Evaluation, Agentic systems, LangChain, Restful API, Data Ethics, Image Quality
ā 4.3 (6) Ā· Intermediate Ā· Professional Certificate Ā· 3 - 6 Months
Amazon Web Services
Skills you'll gain: Prompt Engineering, Amazon Bedrock, Responsible AI, Application Deployment, Amazon Elastic Compute Cloud, Unit Testing, Amazon Web Services, Version Control, Generative AI, AI Integrations, LLM Application, DevOps, Retrieval-Augmented Generation, Artificial Intelligence, Software Configuration Management, Application Lifecycle Management
ā 4.6 (37) Ā· Beginner Ā· Course Ā· 1 - 4 Weeks

Interactive Brokers
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Sustainable Development, Market Data, Corporate Sustainability, Investment Management, Sustainability Standards, Sustainable Business, Environmental Regulations, Financial Market, Petroleum Industry, Investments, Data Ethics, Sustainability Reporting, Financial Data, Market Trend, Market Analysis, Business Ethics, Regulatory Compliance, Data Science, Risk Management
ā 4.5 (127) Ā· Beginner Ā· Specialization Ā· 3 - 6 Months

Case Western Reserve University
Skills you'll gain: Leadership Development, Leadership, Organizational Change, Organizational Development, Organizational Leadership, Culture Transformation, Case Studies, Drive Engagement, Business Transformation, Change Management, Positive Behavior Support, Stakeholder Engagement, Employee Engagement, Storytelling, Industrial and Organizational Psychology
ā 4.8 (312) Ā· Mixed Ā· Course Ā· 1 - 3 Months